|
Problem IT36559
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Status: Closed |
TRAP IN SQLERSENDFMPSTART DUE TO SENDBUFFER BEING NULL
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| product: |
DB2 FOR LUW / DB2FORLUW / A10 - DB2 |
| Problem description: |
When user mapping plugin is used, customer may hit the NULL
pointer issue in sqlerSendFmpStart, which will lead to instance
crash.
The trap file shows Signal #11 (SIGSEGV) in
_Z17sqlerSendFmpStartP13sqlerFmpParmsP14sqlerFmpHandleP5sqlca +
0x06cd (/var/ibmdb2/nypxt350/sqllib/lib64/libdb2e.so.1)
Callstack:
[0] 0x00007FFFF075C8C3 pdLog + 0x3E3
[1] 0x00007FFFF2C335BD sqloPGRPRegisterOneCrash + 0x17D
[2] 0x00007FFFF2C7B20F sqloEDUCodeTrapHandler + 0x8CF
[3] 0x00007FFFF79CD7E0 /lib64/libpthread.so.0 + 0xF7E0
[4] 0x00007FFFF0BF5F0D
_Z17sqlerSendFmpStartP13sqlerFmpParmsP14sqlerFmpHandleP5sqlca +
0x6CD
[5] 0x00007FFFF234DFAC
_Z27sqlerFedInvokeFencedRoutineP13sqlerFmpParmsP14sqlqg_Fmp_Info
+ 0x11C
[6] 0x00007FFFF31C9813
_Z21sqlriFedInvokeInvokerP10sqlri_ufobP14sqlqg_Fmp_Info + 0x1C3
[7] 0x00007FFFF2E3C6D9
_Z24sqlqg_invoke_Sec_RequestP17sqlqg_FMP_RequestPP15sqlqg_FMP_Re
ply + 0xB9
[8] 0x00007FFFF2E1815F
_Z24sqlqgGetUserInfoUMPluginPhP14UnfencedServerPP9User_Info +
0x4EF
[9] 0x00007FFFF2E18C10
_Z21sqlqgFindUserUMPluginPhP14UnfencedServerPP19UnfencedRemote_U
serPb12Sqlqg_OpType + 0x5D0
[10] 0x00007FFFF2E18F3C
_Z13sqlqgFindUserPh12Sqlqg_OpTypePP19UnfencedRemote_UserPbjb +
0x16C
[11] 0x00007FFFF2DF9D08
_ZN14UnfencedServer24find_current_remote_userEPP19UnfencedRemote
_UserPb12Sqlqg_OpType + 0xE8
... |
| Problem Summary: |
****************************************************************
* USERS AFFECTED: *
* ALL *
****************************************************************
* PROBLEM DESCRIPTION: *
* See Error Description *
****************************************************************
* RECOMMENDATION: *
* Fix will be provided in a future Db2 version *
**************************************************************** |
| Local Fix: |
|
| Solution |
|
| Workaround |
****************************************************************
* USERS AFFECTED: *
* ALL *
****************************************************************
* PROBLEM DESCRIPTION: *
* See Error Description *
****************************************************************
* RECOMMENDATION: *
* Fix will be provided in a future Db2 version *
**************************************************************** |
| Timestamps |
Date - problem reported :
Date - problem closed :
Date - last modified :
| 13.04.2021
02.11.2021
02.11.2021 |
| Problem solved at the following versions (IBM BugInfos) |
|
| Problem solved according to the fixlist(s) of the following version(s) |
